Modelo Pvt Para Ingenieria En Petroleo

Datos de la Prueba de Liberación Diferencial
(Vaporización Diferencial)

Vaporización Diferencial a 370 °F
Presión (lpc) | Rs (PCN/BN) | Bo (BY/BN) | ρo (grs/cc) | γg | Bt(BY/BN) | Bg(PCY/PCN) |
3905 | 980 | 1.673 | 0.6646 |   | 1.673 |   |
3500 | 844 | 1.599 | 0.6782 | 0.942 | 1.739 | 0.0058 |
3000 | 699 | 1.522 | 0.6931 | 0.921 | 1.856 | 0.00667 |
2500 | 571 | 1.456 | 0.7074 |0.903 | 2.034 | 0.00793 |
2000 | 458 | 1.396 | 0.7232 | 0.9 | 2.314 | 0.00988 |
1500 | 350 | 1.34 | 0.7372 | 0.912 | 2.816 | 0.01315 |
1000 | 248 | 1.288 | 0.7512 | 0.947 | 3.864 | 0.01976 |
500 | 143 | 1.229 | 0.7669 | 1.073 | 7.091 | 0.03932 |
190 | 64 | 1.176 | 0.781 | 1.391 | 17.538 | 0.10029 |
0 | 0 | 1.119 | 0.7958 | 2.031 |   |   |

Gravedad Específica de Petroleo Residual = 27,37°API A 60 °F

Pruebas Del Separador De La Muestra Del Fluido Del Yacimiento

Presión (lpc) | Temp. (°F) | RGP (PCN/BN) | °API | Bob | γg |
1000 | 190 | 556 | | | 0.779 |
0 | | 37 | 29.3 | 1.1542 | 1.373 |
  | | 593 | | |   |
  | | | | |   |
500 | 185 | 98 | | | 0.883 |
0 | | 37 | 29.3 | 1.1542 | 1.373 |
  | | 135 | | |   |
  | | | | |   |
60 | 180 | 124| | | 1.178 |
0 | | 37 | 29.3 | 1.1542 | 1.373 |
  |   | 161 |   |   |   |

Relaciones de Presión - Volumen a 317 °F
Expansión a Composición Constante

Presión (lpc) | Vr |
12000 | 0.9018 |
11770 | 0.9035 |
11500 | 0.9057 |
11000 | 0.9102 |
10500 | 0.9147 |
10000 | 0.9189 |
9500 | 0.923 |
9000 | 0.9282 |
8500 | 0.9337 |
8000 | 0.9385 |
7500 | 0.9444 |
7000 |0.9501 |
6500 | 0.9565 |
6000 | 0.9634 |
5500 | 0.9707 |
5000 | 0.9789 |
4500 | 0.9879 |
4300 | 0.9918 |
4200 | 0.9939 |
4100 | 0.996 |
4000 | 0.9981 |
3905 | 1 |
3877 | 1.0023 |
3855 | 1.0041 |
3713 | 1.0166 |
3526 | 1.0352 |
3286 | 1.0633 |
3021 | 1.1012 |
2627 | 1.1762 |
2276 | 1.271 |
1934 | 1.4042 |
1608 | 1.5942 |
1291 | 1.8841 |
1085 | 2.1711 |939 | 2.4589 |
831 | 2.7477 |
745 | 3.0352 |
676 | 3.3237 |



Función Y
Presion (Lpc) | Presion (Lpca) | Vr | Y | Y Ajustada | % Error |
3877 | 3891.7 | 1.0023 | 3.12817356 | 3.35248 | 7.17052 |
3855 | 3869.7 | 1.0041 | 3.15143860 | 3.34368 | 6.10012 |
3713 | 3727.7 | 1.0166 | 3.10278860 | 3.28688 | 5.93310 |
3526 | 3540.7 | 1.0352 | 3.04093695 | 3.21208 | 5.62797 |3286 | 3300.7 | 1.0633 | 2.96265367 | 3.11608 | 5.17868 |
3021 | 3035.7 | 1.1012 | 2.87748390 | 3.01008 | 4.60806 |
2627 | 2641.7 | 1.1762 | 2.74562647 | 2.85248 | 3.89177 |
2276 | 2290.7 | 1.271 | 2.62411931 | 2.71208 | 3.35201 |
1934 | 1948.7 | 1.4042 | 2.50233431 | 2.57528 | 2.91511 |
1608 | 1622.7 | 1.5942 | 2.38226523 | 2.44488 | 2.62837 |
1291 | 1305.7 | 1.8841 | 2.26443985 |2.31808 | 2.36880 |
1085 | 1099.7 | 2.1711 | 2.18968126 | 2.23568 | 2.10070 |
939 | 953.7 | 2.4589 | 2.13173806 | 2.17728 | 2.13638 |
831 | 845.7 | 2.7477 | 2.07979556 | 2.13408 | 2.61009 |
745 | 759.7 | 3.0352 | 2.04379749 | 2.09968 | 2.73425 |
676 | 690.7 | 3.3237 | 2.01186359 | 2.07208 | 2.99307 |
Presión de Burbujeo (Pb) = 3919.7 lpca
Grafica Y vs P(lpca)

La grafica muestrael comportamiento típico de una función Y representativa, ya que se observa una línea recta, a pesar de una pequeña desviación en un punto a alta presión.

Suavización de Valores de Vr
Presion (Lpca) | Y Ajustada | Vr | Vr ajustada |
3891.7 | 3.35248 | 1.0023 | 1.00215 |
3869.7 | 3.34368 | 1.0041 | 1.00386 |
3727.7 | 3.28688 | 1.0166 | 1.01567 |
3540.7 | 3.21208 | 1.0352 | 1.03332|
3300.7 | 3.11608 | 1.0633 | 1.06018 |
3035.7 | 3.01008 | 1.1012 | 1.09674 |
2641.7 | 2.85248 | 1.1762 | 1.16960 |
2290.7 | 2.71208 | 1.271 | 1.26221 |
1948.7 | 2.57528 | 1.4042 | 1.39275 |
1622.7 | 2.44488 | 1.5942 | 1.57898 |
1305.7 | 2.31808 | 1.8841 | 1.86364 |
1099.7 | 2.23568 | 2.1711 | 2.14700 |
953.7 | 2.17728 | 2.4589 | 2.42838 |
845.7 | 2.13408 | 2.7477 | 2.70324 |...